Home / 98,869.20-148,303.80-97,832.40

Finding the Fourth Proportional to 98,869.20, 148,303.80 and 97,832.40

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Solution

The fourth proportional to 98,869.20, 148,303.80 and 97,832.40 is: 146,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,869.20 : 148,303.80 = 97,832.40 : x
  2. Step 2: Convert to fraction form
    98,869.20/148,303.80 = 97,832.40/x
  3. Step 3: Cross multiply
    98,869.20x = 148,303.80 × 97,832.40
  4. Step 4: Simplify right side
    98,869.20x = 14,508,916,683.12
  5. Step 5: Solve for x
    x = 14,508,916,683.12/98,869.20
  6. Step 6: Final answer
    x = 146,748.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.